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small tweaks, based on measurement and video by any

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This commit is contained in:
Michaël Banaan Ananas 2013-11-22 15:22:45 +00:00
parent aab7eb814d
commit 3d96ab85d9
1 changed files with 7 additions and 12 deletions
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19
src/mame/drivers/lbeach.c
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@ -17,10 +17,9 @@
or to make room for future additions?
TODO:
- discrete sound?
- correct colors
- discrete sound
- improve colors
- unknown writes
- video/nmi timing
***************************************************************************/
@ -84,13 +83,9 @@ public:
void lbeach_state::palette_init()
{
// This is guesswork.
// The only hints are the gradient on the Seletron screen,
// and the highlighted blocks in testmode.
// tiles
palette_set_color_rgb(machine(), 0, 0x00, 0x00, 0x00);
palette_set_color_rgb(machine(), 1, 0xff, 0xff, 0xff);
palette_set_color_rgb(machine(), 1, 0xc0, 0xc0, 0xc0);
// road
palette_set_color_rgb(machine(), 2, 0x00, 0x00, 0x00);
@ -107,7 +102,7 @@ void lbeach_state::palette_init()
// player car
palette_set_color_rgb(machine(), 10, 0x00, 0x00, 0x00);
palette_set_color_rgb(machine(), 11, 0xc0, 0xc0, 0xc0);
palette_set_color_rgb(machine(), 11, 0xff, 0xff, 0xff);
}
@ -326,13 +321,13 @@ static MACHINE_CONFIG_START( lbeach, lbeach_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6800, XTAL_16MHz / 32) // Motorola MC6800P, 500kHz
MCFG_CPU_PROGRAM_MAP(lbeach_map)
MCFG_CPU_PERIODIC_INT_DRIVER(lbeach_state, nmi_line_pulse, 50) // unknown freq, it affects game speed, glitchy if it's too fast
MCFG_CPU_VBLANK_INT_DRIVER("screen", lbeach_state, nmi_line_pulse)
MCFG_NVRAM_ADD_0FILL("nvram")
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60) // ?
MCFG_SCREEN_REFRESH_RATE(60) // ~60Hz
MCFG_SCREEN_SIZE(512, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 511-32, 0, 255-24)
MCFG_SCREEN_UPDATE_DRIVER(lbeach_state, screen_update_lbeach)
@ -372,4 +367,4 @@ ROM_START( lbeach )
ROM_END
GAMEL(1979, lbeach, 0, lbeach, lbeach, driver_device, 0, ROT0, "Olympia / Seletron", "Long Beach", GAME_WRONG_COLORS | GAME_NO_SOUND | GAME_SUPPORTS_SAVE, layout_lbeach )
GAMEL(1979, lbeach, 0, lbeach, lbeach, driver_device, 0, ROT0, "Olympia / Seletron", "Long Beach", GAME_IMPERFECT_COLORS | GAME_NO_SOUND | GAME_SUPPORTS_SAVE, layout_lbeach )